{"status":"healthy","message":"MinIO Promilku API Bridge is running.","endpoints":{"uploadDirect":"POST /api/files/upload (Multipart file)","presignedUploadUrl":"GET /api/files/presigned-upload-url?filename=test.png&contentType=image/png","presignedDownloadUrl":"GET /api/files/presigned-download-url?objectName=test.png","list":"GET /api/files/list","delete":"DELETE /api/files/delete?objectName=test.png","serveFile":"GET /api/files/{objectName} (direct file serve)"}}